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Identification and characterization of a novel human liver-specific organic anion transporter (SLC22A7).

Siu Shu Shun. / Thesis (M.Phil.)--Chinese University of Hong Kong, 2000. / Includes bibliographical references (leaves 100-106). / Abstracts in English and Chinese. / Acknowledgements --- p.i / Contents --- p.ii / Abstract / 摘要 --- p.iv / Abbreviations --- p.vi / List of figures --- p.vii / List of tables --- p.x / Chapter Chapter 1: --- Introduction / Chapter 1.1 --- "Human EST sequencing project, the role and goal" --- p.1 / Chapter 1.2 --- Human liver cDNA sequencing --- p.2 / Chapter 1.3 --- The role of membrane-associated proteins in hepatocellular functions --- p.3 / Chapter 1.3.1 --- Outline of the liver function --- p.3 / Chapter 1.3.2 --- Basic structure of hepatocyte --- p.4 / Chapter 1.3.3 --- Category of membrane associated proteins --- p.5 / Chapter 1.4 --- Identification of human OAT2 gene --- p.7 / Chapter 1.5 --- The multispecific transporter family --- p.8 / Chapter 1.5.1 --- Classification --- p.8 / Chapter 1.5.2 --- The human OAT family --- p.9 / Chapter 1.6 --- The characteristics of rat multispecific OAT2 --- p.11 / Chapter 1.7 --- Clinical significance of organic anion transport proteins --- p.14 / Chapter Chapter 2: --- Materials and Methods / Chapter 2.1 --- Human liver EST sequencing project --- p.16 / Chapter 2.1.1 --- Plating out the adult human liver phage library --- p.16 / Chapter 2.1.2 --- PCR detection and amplification of the cDNA clone --- p.17 / Chapter 2.1.3 --- Automatic cDNA sequencing --- p.18 / Chapter 2.2 --- Cloning of hOAT2 gene into TA cloning vector pT-Adv --- p.19 / Chapter 2.2.1 --- Amplification of hOAT2 by PCR --- p.19 / Chapter 2.2.2 --- Ligation reaction --- p.19 / Chapter 2.2.3 --- Transformation of recombinant plasmid into competent cells --- p.20 / Chapter 2.3 --- Sequence analysis and structural prediction --- p.20 / Chapter 2.4 --- Cloning of the hOAT2 gene into the pQE30 expression vector --- p.21 / Chapter 2.4.1 --- PCR amplification and restriction endonuclease cutting --- p.21 / Chapter 2.4.2 --- Gene clean --- p.22 / Chapter 2.4.3 --- Preparation of bacterial competent cells --- p.23 / Chapter 2.5 --- Small scale synthesis of plasmid DNA --- p.24 / Chapter 2.6 --- Large scale synthesis of plasmid DNA --- p.25 / Chapter 2.7 --- Cloning of the hOAT2 gene into the pSecTag2B mammalian expression vector --- p.26 / Chapter 2.8 --- Cloning of the hOAT2 gene into the pEGFP-C2 fluorescent vector --- p.27 / Chapter 2.8.1 --- Tissue culture and transfection --- p.27 / Chapter 2.8.2 --- Fluorescence microscopy examination --- p.28 / Chapter 2.9 --- Chromosomal mapping of the hOAT2 gene --- p.29 / Chapter 2.9.1 --- Somatic cell hybrids mapping --- p.29 / Chapter 2.9.2 --- Radiation hybrids mapping --- p.29 / Chapter 2.10 --- Reverse Transcriptase Polymerase Chain Reaction (RT-PCR) --- p.30 / Chapter 2.11 --- Western hybridization --- p.32 / Chapter 2.11.1 --- Preparation of anti-hOAT2 antibodies --- p.32 / Chapter 2.11.1.1 --- Synthetic peptide conjugation --- p.32 / Chapter 2.11.1.2 --- Immunizing rabbit polyclonal antibodies for human OAT2 --- p.32 / Chapter 2.11.1.3 --- Purification of the rabbit polyclonal IgG antibodies --- p.33 / Chapter 2.11.2 --- Western blot analysis --- p.33 / Chapter 2.11.2.1 --- Protein isolation from rat liver --- p.33 / Chapter 2.11.2.2 --- Prote in preparation from cell lysate --- p.34 / Chapter 2.11.2.3 --- Quantitation of total proteins by Bradford protein assay --- p.35 / Chapter 2.11.2.4 --- Blotting and hybridization --- p.35 / Chapter Chapter 3: --- Results / Chapter 3.1 --- Catalogue of the 500 liver ESTs --- p.37 / Chapter 3.2 --- Nomenclature of human NLT gene --- p.47 / Chapter 3.3 --- Cloning and characterization of the hOAT2 sequence --- p.48 / Chapter 3.3.1 --- Isolation of hOAT2 cDNA from human liver cDNA library --- p.48 / Chapter 3.3.2 --- The primary and secondary structural analysis of hOAT2 --- p.53 / Chapter 3.3.3 --- Motif search and prediction --- p.61 / Chapter 3.3.4 --- Homology alignment --- p.64 / Chapter 3.4 --- Chromosomal mapping of hOAT2 gene --- p.67 / Chapter 3.4.1 --- Somatic cell hybrid mapping of hOA T2 gene --- p.67 / Chapter 3.4.2 --- Radiation hybrid mapping of hOA T2 gene --- p.69 / Chapter 3.4.3 --- Identification of partial human genomic sequence --- p.73 / Chapter 3.5 --- Detection of the hOAT2 gene expression in human tissues by RT- PCR assay --- p.76 / Chapter 3.6 --- Detection of subcellular localization of hOAT2 protein by conjugating fluorescence protein --- p.81 / Chapter 3.7 --- Immunodetection of protein extracts from cultured cells --- p.83 / Chapter Chapter 4: --- Discussion / Chapter 4.1 --- Characterization of the hepatocellular ESTs --- p.85 / Chapter 4.1.1 --- Classification and frequency distribution of the 500 ESTs --- p.85 / Chapter 4.1.2 --- The expression pattern of membrane associated proteins --- p.87 / Chapter 4.2 --- Tissue distribution and expression profiles of hOAT2 --- p.88 / Chapter 4.3 --- HOAT2 in fetal development --- p.89 / Chapter 4.4 --- Predicting the topology of membrane proteins --- p.90 / Chapter 4.5 --- Chromosomal mapping of human OAT2 --- p.91 / Chapter 4.6 --- Possible functions of hOAT2 --- p.93 / Chapter 4.6.1 --- Hepato-renal relation --- p.93 / Chapter 4.6.2 --- Substrate diversity --- p.95 / Chapter 4.7 --- Fluorescence detection for subcellular localization --- p.96 / Chapter 4.8 --- Conclusion --- p.97 / Chapter 4.9 --- Further aspects --- p.99 / References --- p.100 / Appendix --- p.107

Identiferoai:union.ndltd.org:cuhk.edu.hk/oai:cuhk-dr:cuhk_323192
Date January 2000
ContributorsSiu, Shu Shun., Chinese University of Hong Kong Graduate School. Division of Biochemistry.
Source SetsThe Chinese University of Hong Kong
LanguageEnglish, Chinese
Detected LanguageEnglish
TypeText, bibliography
Formatprint, x, 107 leaves : ill. ; 30 cm.
RightsUse of this resource is governed by the terms and conditions of the Creative Commons “Attribution-NonCommercial-NoDerivatives 4.0 International” License (http://creativecommons.org/licenses/by-nc-nd/4.0/)

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